On Oct 5, 2007, at 4:31 AM, Mattias Jiderhamn wrote:
> By the way, the CPU usage is peaking all the way through. Around
> 49% on
> my dual core system.
> (And there is even more memory on the computer with the problem
> than the
> other one)
Do you see a difference if you remove the resin.dll? (Which would
disable the JNI.)
Also, what is the stack trace for the slow read() call?
>> -----Original Message-----
>> From: [EMAIL PROTECTED]
>> [mailto:[EMAIL PROTECTED] Behalf Of Mattias
>> Sent: Friday 05 October 2007 11:20
>> To: Resin
>> Subject: [Resin-interest] Slooow file reads (really weird!)
>> Hi list.
>> I have my J2EE webapp on an external hard drive, which I carry
>> my office and my home computer.
>> On each computer - running Windows XP and Java 1.5 - I have a Resin
>> (3.0.22) installation and a shortcut to start Resin with the
>> server root
>> on the external drive.
>> This has worked flawlessly for over a year.
>> Now suddenly (ok, after returning from vacation), the application is
>> immensely slow - on one of the computers!
>> Starting Resin and the application now takes anywhere from 3 to 5
>> minutes on my home computer, compared to the usual 30 or so seconds.
>> Loading a simple page can take 40 seconds. It seems that most of the
>> time is spent inside the disk access of the dependency checking.
>> (Turning dependency checking off was much faster, but still slower
>> I tried to copy the project to the internal drive to see if there was
>> some interface hardware issue - no difference.
>> I profiled the application with JProfiler, and it thinks there is a
>> hotspot in com.caucho.vsf.JniStream.read(). Why...?
>> I am running out of ideas on what could be wrong and how to track
>> it down.
>> Any tips would be much welcome!
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